package old;

/**
 * @author krystal
 * @date 2023/3/5 17:49
 */
public class Tire {
    private int size=20;

    public Tire(int size){
        this.size=size;
    }

    public void init(){
        System.out.println("执行了轮胎初始化方法，size："+this.size);
    }

}
